CN106734497B - A kind of application method following balance pressure endless drive automatically - Google Patents
A kind of application method following balance pressure endless drive automatically Download PDFInfo
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- CN106734497B CN106734497B CN201710104535.7A CN201710104535A CN106734497B CN 106734497 B CN106734497 B CN 106734497B CN 201710104535 A CN201710104535 A CN 201710104535A CN 106734497 B CN106734497 B CN 106734497B
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- Prior art keywords
- endless drive
- automatically
- valve body
- push rod
- attachment device
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D26/00—Shaping without cutting otherwise than using rigid devices or tools or yieldable or resilient pads, i.e. applying fluid pressure or magnetic forces
- B21D26/02—Shaping without cutting otherwise than using rigid devices or tools or yieldable or resilient pads, i.e. applying fluid pressure or magnetic forces by applying fluid pressure
- B21D26/033—Deforming tubular bodies
- B21D26/043—Means for controlling the axial pusher
Abstract
The present invention provides the application methods for following balance pressure endless drive automatically, including rack, endless drive is installed with by hydraulic nut in rack, endless drive is connected to by attachment device into water valve body, support device is connected to below attachment device, it is slidably connected between support device and the track being positioned below, endless drive is also connected with industrial personal computer.The present apparatus compensate for over several cylinders and meanwhile move bring control precision and structure on synchronism deficiency, have many advantages, such as structure simply, work efficiency is high, automation control easy to accomplish.Especially the present apparatus is using independent independent endless drive, it due to only one driving device, therefore controls simply, synchronizes and follow pressure balance functional, major diameter cylinder can not be placed by solving traditional structure, and several small cylinders cannot expire and high-precision synchronize the problem of requiring.
Description
Technical field
The invention belongs to tubing equipment hydro-forming fields, and in particular to a kind of to follow balance pressure annular driving dress automatically
It sets.
Background technique
Conventional composite tube apparatus, hydraulic pressure molding equipment balancing axial thrust device generally use the plunger case of a major diameter
Or the plunger cylinder of multiple minor diameters undertakes the axial force that tubing generates during the test, since composite molding machine is in rack
There are other equipment positions for the heart, therefore cannot directly prevent the plunger case of a major diameter, since multiple plunger cases are in advance process
In synchronism is required it is very high, if be evenly distributed with several lesser plunger cases of diameter using around center, the displacement accuracy hardly possible of advance
Control is not able to satisfy high-precision requirement and synchronism requirement.
Summary of the invention
The purpose of the present invention is overcoming composite molding machine that can not place major diameter driving device in frame central, and if placing
Dry small plunger diameter cylinder is not able to satisfy the problem of high-precision requirement and synchronism requirement again.
For this purpose, following balance pressure endless drive, including rack automatically the present invention provides a kind of, pass through in rack
Hydraulic nut is installed with endless drive, and endless drive is connected to by attachment device into water valve body, attachment device
Lower section is connected to support device, is slidably connected between support device and the track being positioned below；
The longitudinal center line of the endless drive, attachment device and valve body of intaking is overlapped, and endless drive also connects
Then industrial personal computer.
The endless drive includes that fuel tank, circular cylinder, annular push rod and automatic adjustment circuit, circular cylinder pass through
Hydraulic nut is mounted on the rack, and annular push rod is inserted in circular cylinder, and forms chamber between annular push rod and circular cylinder
Room is connected between chamber and fuel tank by automatic adjustment circuit, is installed with shut-off valve on automatic adjustment circuit；The attachment device
It is fixedly mounted on annular push rod.
The weldment that the attachment device is made of two flanges, one of flange are connected by bolt and annular push rod
It connects, another flange is connect by bolt with water inlet valve body.
The support device includes bracket, linear slider and sliding block lift adjustment bar, opened up on the bracket it is fluted, two
The weldment of a flange composition is inserted in the groove, and is fixed by bolt and bracket；Linear slider passes through sliding block rising-falling tone
Whole bar is connected to below bracket, and is slidably connected between track.
Interval is filled with graphite on the track.
The circular cylinder is in axial direction hollow.
A kind of application method following balance pressure endless drive automatically, water inlet valve body are being tested by from tubing
The axial force generated in the process, the axial force reach annular push rod by attachment device, and industrial personal computer passes through automatic adjustment circuit control
The oil return into chamber of liquefaction case, oil pressure pushes annular push rod in chamber, and annular push rod drives water inlet valve body to advance, until inlet valve
Body pressure stops after rebalancing.
Beneficial effects of the present invention: this follow automatically provided by the invention balances pressure endless drive, solves
Traditional structure can not place major diameter cylinder, and several small cylinders cannot expire and high-precision synchronize the problem of requiring.Annular driving
Apparatus structure is compact, ingenious in design, and stress surface is uniform, and due to only one driving device, therefore controls simple.Automatically pressure is followed
Thrust balancing device may be implemented to follow pressure balance function automatically by this annular cylinder for compound tube apparatus, hydraulic pressure machine equipment etc.
Energy.
Detailed description of the invention
The present invention is described in further details below with reference to attached drawing:
Fig. 1 is the front view for following balance pressure endless drive automatically；
Fig. 2 is the left view for following balance pressure endless drive automatically；
Fig. 3 is the schematic diagram of endless drive；
Fig. 4 is the schematic diagram of support device.
Description of symbols: 1, rack；2, endless drive；3, water inlet valve body；4, attachment device；5, support device；
6, track；7, fuel tank；8, circular cylinder；9, annular push rod；10, automatic adjustment circuit；11, shut-off valve；12, hydraulic nut；13,
Chamber；14, sliding block lift adjustment bar；15, bracket；16, linear slider.
Specific embodiment
Embodiment 1:
In order to overcome composite molding machine that can not place major diameter driving device in frame central, and place several minor diameter columns
Plug cylinder is not able to satisfy the problem of high-precision requirement and synchronism requirement again, present embodiments provides one kind as depicted in figs. 1 and 2
Automatically balance pressure endless drive, including rack 1 are followed, annular is installed with by hydraulic nut 12 in rack 1 and drives dress
2 are set, endless drive 2 is connected to by attachment device 4 into water valve body 3, and the lower section of attachment device 4 is connected to support device 5,
It is slidably connected between support device 5 and the track 6 being positioned below；The endless drive 2, attachment device 4 and water inlet valve body 3
Longitudinal center line be overlapped, endless drive 2 is also connected with industrial personal computer.
Automatically follow balance pressure endless drive principle as follows: endless drive 2 moves before and after pushing attachment device 4
Dynamic, after water inlet valve body 3 is pressurized, endless drive 2 can be followed by industrial personal computer autobalance water inlet 3 pressure of valve body
The variation adjust automatically for balancing pressure adapts to, and realizes and precisely follows, the function being automatically replenished.
It should be noted that 1 opposed annular driving device 2 of rack is stationary, endless drive 2 and attachment device 4
Connection, attachment device 4 and water inlet valve body 3 connect, and attachment device 4, water inlet valve body 3 are mounted in support device 5, support device 5
It is moved on track 6.Industrial personal computer makes entire annular driving dress by the entire oil circuit of DP Communication Control, for controlling adjustment oil circuit
Set 2 can autobalance water inlet 3 axial force of valve body, if the axial force of endless drive 2 be greater than water inlet valve body 3 axial direction
Power, then endless drive 2 advances, and stops after pressure rebalancing.Hydraulic pre-tightening installation is carried out by hydraulic nut 12,
So that the cylinder body and rack 1 of endless drive 2 avoid the occurrence of closely conjunction due to causing after cylinder force, reciprocating motion etc.
Circular cylinder and rack occur conjunction to loosen.
Provided in this embodiment is a kind of New Ring-like Type driving device, follows pressure automatically applied to the pressurization of multiple tube unit
Balance system part, the device in hydraulic composite pipe device recombination process, can follow the raising of compound axial power automatically with
With the resulting axial force of balance.The present apparatus, which is compensated for over, several cylinders while to be moved same in bring control precision and structure
The deficiency of step property has many advantages, such as that structure is simple, work efficiency is high, automation control easy to accomplish.Especially the present apparatus uses
Independent independent endless drive due to only one driving device, therefore controls simply, synchronizes and follow pressure balance performance good
Good, major diameter cylinder can not be placed by solving traditional structure, and several small cylinders cannot expire and high-precision synchronize the problem of requiring.
Embodiment 2:
On the basis of embodiment 1, as shown in figure 3, the endless drive 2 includes fuel tank 7, circular cylinder 8, annular
Push rod 9 and automatic adjustment circuit 10, circular cylinder 8 are mounted in rack 1 by hydraulic nut 12, and annular push rod 9 is inserted in ring
In shape cylinder body 8, and chamber 13 is formed between annular push rod 9 and circular cylinder 8, passes through automatic adjustment between chamber 13 and fuel tank 7
Circuit 10 is connected to, and is installed with shut-off valve 11 on automatic adjustment circuit 10；The attachment device 4 is fixedly mounted on annular push rod 9.
The working principle of endless drive 2 is:
After 3 pressure of valve body of intaking changes, annular push rod 9 is under the action of automatic adjustment circuit 10, if water inlet
Axial force provided by valve body 3 is less than axial force provided by annular cylinder, and annular push rod 9 advances up to and intake valve body 3
Axial force balance.
Embodiment 3:
On the basis of embodiment 1, it should be noted that the weldment that the attachment device 4 is made of two flanges,
One of flange is connect by bolt with annular push rod 9, another flange is connect by bolt with water inlet valve body 3.
Embodiment 4:
On the basis of embodiment 3, as shown in figure 4, the support device 5 includes bracket 15, linear slider 16 and sliding block
Lift adjustment bar 14, opens up on the bracket 15 fluted, and the weldment of two flanges composition is inserted in the groove, and is passed through
Bolt and bracket 15 are fixed；Linear slider 16 is connected to 15 lower section of bracket by sliding block lift adjustment bar 14, and between track 6
It is slidably connected.
Linear slider 16 is slided on track 6, in order to guarantee linear slider 16 and track 6 be well combined and will not card resistance,
Linear slider 16 can be adjusted by sliding block lift adjustment bar 14 to go up and down, attachment device 4 is stuck on bracket 15, drives attachment device 4
It is moved forward and backward, and attachment device 4 then drives water inlet valve body 3 connected to it and annular push rod 9 to be moved forward and backward.Endless drive
It is moved on track 6 when 2 length need to change by support device 5.
Embodiment 5:
On the basis of embodiment 1 or 4, precision is followed to reduce the resistance followed in order to improve, track is low using high-precision
The device of frictional force guarantees that support device being capable of lower resistance movement in orbit.Interval is filled with graphite on the track 6.Rail
Using linear guide, guide pass filled graphite (increasing lubricant) at a certain distance reduces frictional force, straight line in road 6
Using adjustable when sliding block 16 is installed, guarantee that linear slider and linear guide are well combined and will not card resistance.
Embodiment 6:
On the basis of embodiment 2, the circular cylinder 8 is in axial direction hollow.Central part is hollow device, by
Power face is hollow ring-type, thus equipment center by axial force still in frame central, do not generate tilting moment, guarantee equipment stress
Well.
Embodiment 7:
Present embodiments provide a kind of application method for following balance pressure endless drive automatically, water inlet valve body 3 by
To the axial force generated during the test from tubing, which reaches annular push rod 9, industrial personal computer by attachment device 4
The oil return into chamber 13 of fuel tank 7 is controlled by automatic adjustment circuit 10, oil pressure pushes annular push rod 9, annular push rod 9 in chamber 13
It drives water inlet valve body 3 to advance, stops after water inlet 3 pressure of valve body rebalances.
The present invention is to provide a kind of New Ring-like Type driving devices, follow pressure flat automatically applied to the pressurization of multiple tube unit
Balance system part, the device can follow the raising of compound axial power to follow automatically in hydraulic composite pipe device recombination process
Balance resulting axial force.The present apparatus, which is compensated for over, several cylinders while to be moved synchronous in bring control precision and structure
Property deficiency, have many advantages, such as that structure is simple, work efficiency is high, automation control easy to accomplish.Especially the present apparatus is using single
Only independent endless drive 2 due to only one driving device, therefore controls simply, synchronizes and follow pressure balance performance good
Good, major diameter cylinder can not be placed by solving traditional structure, and several small cylinders cannot expire and high-precision synchronize the problem of requiring.
The foregoing examples are only illustrative of the present invention, does not constitute the limitation to protection scope of the present invention, all
It is within being all belonged to the scope of protection of the present invention with the same or similar design of the present invention.The portion that the present embodiment does not describe in detail
The well-known components and common structure or conventional means of part and the structure category industry, do not describe one by one here.
Claims (4)
1. a kind of application method for following balance pressure endless drive automatically, it is characterised in that: a kind of to follow balance automatically
Pressure endless drive, including rack (1) are installed with endless drive (2) by hydraulic nut (12) in rack (1),
Endless drive (2) is connected to by attachment device (4) into water valve body (3), and support dress is connected to below attachment device (4)
It sets (5), is slidably connected between support device (5) and the track (6) being positioned below；
The longitudinal center line of the endless drive (2), attachment device (4) and water inlet valve body (3) is overlapped, endless drive
(2) it is also connected with industrial personal computer；
The endless drive (2) includes fuel tank (7), circular cylinder (8), annular push rod (9) and automatic adjustment circuit (10),
Circular cylinder (8) is mounted on rack (1) by hydraulic nut (12), and annular push rod (9) is inserted in circular cylinder (8), and
Chamber (13) are formed between annular push rod (9) and circular cylinder (8), by automatically adjusting back between chamber (13) and fuel tank (7)
Road (10) is connected to, and is installed with shut-off valve (11) on automatic adjustment circuit (10)；The attachment device (4) is fixedly mounted on annular and pushes away
On bar (9)；
The support device (5) includes bracket (15), linear slider (16) and sliding block lift adjustment bar (14), the bracket (15)
On open up fluted, the weldment of two flanges composition is inserted in the groove, and fixed by bolt and bracket (15)；Straight line
Sliding block (16) is connected to below bracket (15) by sliding block lift adjustment bar (14), and is slidably connected between track (6)；
It is specially that water inlet valve body (3) is being tried by from tubing that this follows the application method of balance pressure endless drive automatically
The axial force generated during testing, the axial force are reached annular push rod (9) by attachment device (4), and industrial personal computer by adjusting automatically
Circuit (10) control fuel tank (7) is saved to chamber (13) interior oil return, the interior oil pressure of chamber (13) pushes annular push rod (9), annular push rod
(9) it drives water inlet valve body (3) to advance, stops after water inlet valve body (3) pressure rebalances.
2. a kind of application method for following balance pressure endless drive automatically as described in claim 1, it is characterised in that:
The weldment that the attachment device (4) is made of two flanges, one of flange are connected by bolt and annular push rod (9)
It connects, another flange is connect by bolt with water inlet valve body (3).
3. a kind of application method for following balance pressure endless drive automatically as described in claim 1, it is characterised in that:
Interval is filled with graphite on the track (6).
4. a kind of application method for following balance pressure endless drive automatically as described in claim 1, it is characterised in that:
The circular cylinder (8) is in axial direction hollow.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710104535.7A CN106734497B (en) | 2017-02-24 | 2017-02-24 | A kind of application method following balance pressure endless drive automatically |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710104535.7A CN106734497B (en) | 2017-02-24 | 2017-02-24 | A kind of application method following balance pressure endless drive automatically |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106734497A CN106734497A (en) | 2017-05-31 |
| CN106734497B true CN106734497B (en) | 2019-02-19 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201710104535.7A Active CN106734497B (en) | 2017-02-24 | 2017-02-24 | A kind of application method following balance pressure endless drive automatically |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107838296B (en) * | 2017-12-07 | 2024-04-26 | 安徽力源数控刃模具制造有限公司 | One-step forming die for hinge type interconnection part and use method of one-step forming die |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2583116B1 (en) * | 1985-06-07 | 1989-06-30 | Sfi Skf Cie | ANNULAR HYDRAULIC CYLINDER WITH STROKE LIMITER |
| DE102005053802A1 (en) * | 2005-11-11 | 2007-05-16 | Demag Ergotech Gmbh | Closing device for an injection molding machine |
| CN201376351Y (en) * | 2008-12-14 | 2010-01-06 | 天水锻压机床有限公司 | Large-tonnage hydraulic press normal position pressure following system |
| CN201669587U (en) * | 2010-03-26 | 2010-12-15 | 陈叶 | Machine tool pre-loading device |
| CN206492818U (en) * | 2017-02-24 | 2017-09-15 | 中国重型机械研究院股份公司 | A kind of automatic follow balances pressure endless drive |
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